Results 261 to 263 of about 45,936 (263)
Some of the next articles are maybe not open access.

Counter rotating bypass propeller

2001
openaire   +1 more source

Counter-rotating ophthalmic scanner drive mechanism

2012
YADLOWSKY MICHAEL J   +2 more
openaire   +3 more sources

Counter rotating biopsy needle

1981
openaire   +1 more source
self-adjusting blade
wind-wheel design
power characteristic
rotation axis
eccentricity
air flow
toroidal rotation
physics
unstable whirl
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